Problem Display
PID: 212215 (8/4p3/p3R1p1/Rb5k/3Np2P/1p3p1K/1P4P1/3B4 w - - 0 1)

Cheney, George Nelson

American Chess Nuts, 1868

8/4p3/p3R1p1/Rb5k/3Np2P/1p3p1K/1P4P1/3B4

#4

8 + 8


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Sf5!
      • threat
        • 2.g4#
      • 1...gxf5
        • 2.Kg3
          • 2...f4+
            • 3.Kh3
              • 3...e3
                • 4.Bxf3#
      • 1...Bf1
        • 2.Sxe7+
          • 2...Kh6
            • 3.Rxg6+
              • 3...Kh7
                • 4.Rh5#
          • 2...Bb5
            • 3.Rxg6
              • 3...e3
                • 4.Bxf3#
                • 4.g4#
            • 3.Sg8
              • threat
                • 4.g4#

FEATURES


NOT CLASSIFIED


Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).